exbB:Gene Product(s)

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Nomenclature Function Interactions Localization Sequence Domains Structure Resources Accessions Links References Suggestions

Nomenclature

See Help:Product_nomenclature for help entering or editing information in this section of EcoliWiki.

Standard name

ExbB

Synonyms

membrane spanning protein in TonB-ExbB-ExbD complex[1], B3006[2][1], ExbB[2][1] , ECK2999, JW2974, b3006

Product description

ExbB protein; uptake of enterochelin; tonB-dependent uptake of B colicins[2][3];

Component of TonB energy transducing system[3]; Outer Membrane Ferric Citrate Transport System[3]; Outer Membrane Ferrichrome Transport System[3]; Outer Membrane Ferric Enterobactin Transport System[3]; vitamin B12 outer membrane transport complex[3]; ferric dicitrate uptake system[3]; ferrichrome uptake system[3]; Ferric Enterobactin Transport System[3]; vitamin B12 transport system[3]

Uptake of enterochelin; resistance or sensitivity to colicins; similarity with TolQ[4]

EC number (for enzymes)


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Notes

Function

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<protect> Gene Ontology
See Help:Gene_ontology for help entering or editing GO terms and GO annotations in EcoliWiki.

Qualifier GO ID GO term name Reference Evidence Code with/from Aspect Notes Status
GO:0005886

plasma membrane

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0997

C

Seeded from EcoCyc (v14.0)

complete

GO:0005886

plasma membrane

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-1003

C

Seeded from EcoCyc (v14.0)

complete

GO:0006810

transport

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR002898

P

Seeded from EcoCyc (v14.0)

complete

GO:0006810

transport

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0813

P

Seeded from EcoCyc (v14.0)

complete

GO:0008565

protein transporter activity

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR002898

F

Seeded from EcoCyc (v14.0)

complete

GO:0015031

protein transport

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0653

P

Seeded from EcoCyc (v14.0)

complete

GO:0016020

membrane

GOA:interpro
GO_REF:0000002

IEA: Inferred from Electronic Annotation

InterPro:IPR002898

C

Seeded from EcoCyc (v14.0)

complete

GO:0016020

membrane

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0472

C

Seeded from EcoCyc (v14.0)

complete

GO:0016021

integral to membrane

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0812

C

Seeded from EcoCyc (v14.0)

complete

GO:0016021

integral to membrane

GO_REF:0000023

IEA: Inferred from Electronic Annotation

SP_SL:SL-9909

C

Seeded from EcoCyc (v14.0)

complete

GO:0043213

bacteriocin transport

GOA:spkw
SP_KW:GO_REF:0000004

IEA: Inferred from Electronic Annotation

SP_KW:KW-0080

P

Seeded from EcoCyc (v14.0)

complete

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Interactions See Help:Product_interactions for help entering or editing information about gene product interactions in this section of EcoliWiki.

Partner Type Partner Notes References Evidence

Protein

Subunits of TonB energy transducing system

could be indirect

Protein

rpmB

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

rpsA

PMID:19402753[5]

LCMS(ID Probability):98.5 MALDI(Z-score):32.748510

Protein

eno

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

rpsP

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

rpsN

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

gapA

PMID:19402753[5]

LCMS(ID Probability):99.6 MALDI(Z-score):35.305426

Protein

ahpC

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

rpsF

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

rplR

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

groS

PMID:19402753[5]

LCMS(ID Probability):99.6 MALDI(Z-score):18.365315

Protein

yfiD

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

atpA

PMID:19402753[5]

MALDI(Z-score):28.210375

Protein

rplK

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

rplU

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

rplI

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

fusA

PMID:19402753[5]

MALDI(Z-score):25.260719

Protein

rfaD

PMID:19402753[5]

LCMS(ID Probability):99.5 MALDI(Z-score):39.677095

Protein

hns

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

gadB

PMID:19402753[5]

LCMS(ID Probability):99.6 MALDI(Z-score):7.596208

Protein

gnd

PMID:19402753[5]

LCMS(ID Probability):99.6 MALDI(Z-score):9.140990

Protein

rpsJ

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

pstS

PMID:19402753[5]

MALDI(Z-score):18.365093

Protein

pflB

PMID:19402753[5]

LCMS(ID Probability):99.6 MALDI(Z-score):27.960439

Protein

rplM

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

dnaJ

PMID:19402753[5]

MALDI(Z-score):24.937705

Protein

hupB

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

rplB

PMID:19402753[5]

LCMS(ID Probability):92.3 MALDI(Z-score):32.449290

Protein

infB

PMID:19402753[5]

LCMS(ID Probability):99.6 MALDI(Z-score):4.828399

Protein

hupA

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

dps

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

adhE

PMID:19402753[5]

MALDI(Z-score):45.746765

Protein

clpB

PMID:19402753[5]

LCMS(ID Probability):99.6 MALDI(Z-score):26.333029

Protein

rplD

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

gpmA

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

malP

PMID:19402753[5]

MALDI(Z-score):34.455115

Protein

rplW

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

nadC

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

rplY

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

phoA

PMID:19402753[5]

LCMS(ID Probability):99.6 MALDI(Z-score):4.715796

Protein

htpG

PMID:19402753[5]

MALDI(Z-score):25.593506

Protein

cspC

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

nuoC

PMID:19402753[5]

MALDI(Z-score):25.745725

Protein

purA

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

queA

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

ftsH

PMID:19402753[5]

MALDI(Z-score):17.902344

Protein

pykF

PMID:19402753[5]

MALDI(Z-score):23.175421

Protein

tnaA

PMID:19402753[5]

LCMS(ID Probability):99.6 MALDI(Z-score):26.481063

Protein

nuoE

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

kdgK

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

lysU

PMID:19402753[5]

MALDI(Z-score):27.700815

Protein

nuoF

PMID:19402753[5]

LCMS(ID Probability):98.5

Protein

otsA

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

hflX

PMID:19402753[5]

LCMS(ID Probability):99.6

Protein

Subunits of Outer Membrane Ferric Citrate Transport System

could be indirect

Protein

Subunits of Outer Membrane Ferrichrome Transport System

could be indirect

Protein

Subunits of Outer Membrane Ferric Enterobactin Transport System

could be indirect

Protein

Subunits of vitamin B12 outer membrane transport complex

could be indirect

Protein

Subunits of ferric dicitrate uptake system

could be indirect

Protein

Subunits of ferrichrome uptake system

could be indirect

Protein

Subunits of Ferric Enterobactin Transport System

could be indirect

Protein

Subunits of vitamin B12 transport system

could be indirect


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Notes

Localization

See Help:Product_localization for how to add or edit information in this section of EcoliWiki.

Compartment Description Evidence Reference/Source Notes

plasma membrane

C-terminus localized in the cytoplasm with 3 predicted transmembrane domains

Daley et al. (2005) [6]


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Notes

Structure and Physical Properties

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<protect> Physical Properties See Help:Product_physical_properties for help entering or editing information about the physical properties of this gene product.

Name
Sequence

at EcoCyc 

MGNNLMQTDL SVWGMYQHAD IVVKCVMIGL ILASVVTWAI FFSKSVEFFN QKRRLKREQQ
LLAEARSLNQ ANDIAADFGS KSLSLHLLNE AQNELELSEG SDDNEGIKER TSFRLERRVA
AVGRQMGRGN GYLATIGAIS PFVGLFGTVW GIMNSFIGIA QTQTTNLAVV APGIAEALLA
TAIGLVAAIP AVVIYNVFAR QIGGFKAMLG DVAAQVLLLQ SRDLDLEASA AAHPVRVAQK LRAG
Length

244

Mol. Wt

26.287 kDa

pI

8.3 (calculated)

Extinction coefficient

20,970 - 21,095 (calc based on 3 Y, 3 W, and 1 C residues)

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Domains/Motifs/Modification Sites

See Help:Product_domains_motifs for help entering or editing information in this section of EcoliWiki.

Type Residues Description Notes References

Domain

76..214

PF01618 MotA/TolQ/ExbB proton channel family

PMID:19920124[7]

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<motif_map/>

tmhmm.php?gene=exbB&show=pic&.jpg
Click the image to view raw output from TMHMM.

Structure
See Help:Product_structure for help entering or editing information in this section of EcoliWiki.

Structures

<beststructure> gene=exbB taxon=562,83333 </beststructure>

Models

View models at:

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Structure figures

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Notes

Gene Product Resources

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See Help:Product_resources for help with entering or editing information in this section of EcoliWiki.

Resource type Source Notes/Reference
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Notes

Accessions in Other Databases

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See Help:Gene_accessions for help with entering information into the Gene Accessions table.

Database Accession Notes

NCBI (Protein) (EcoliWiki Page)

GI:16130904

Escherichia coli str. K-12 substr. MG1655

NCBI (Protein) (EcoliWiki Page)

GeneID:945420

Escherichia coli str. K-12 substr. MG1655

ASAP

ASAP:ABE-0009869

Escherichia coli str. K-12 substr. MG1655

UniProt (EcoliWiki Page)

UniProtKB/Swiss-Prot:P0ABU7

Escherichia coli str. K-12 substr. MG1655

EcoCyc

EcoCyc:EG10271

Escherichia coli str. K-12 substr. MG1655

EcoGene

EcoGene:EG10271

Escherichia coli str. K-12 substr. MG1655

NCBI (Gene) (EcoliWiki Page)

GeneID:945420

Escherichia coli str. K-12 substr. MG1655

RegulonDB

RegulonDB:ECK120000265

Escherichia coli str. K-12 substr. MG1655

EchoBASE

EchoBASE:EB0267

Escherichia coli str. K-12 substr. MG1655

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Notes

Links

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References

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See Help:References for how to manage references in EcoliWiki.

  1. ↑ 1.0 1.1 1.2 Riley, M. et al. (2006) Nucleic Acids Res 34:1-6 (corrected supplemental data from B. Wanner)
  2. ↑ 2.0 2.1 2.2 EcoCyc (release 10.6; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
  3. ↑ 3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 EcoCyc (release 11.1; 2007) Keseler, IM et al. (2005) Nucleic Acids Res. 33(Database issue):D334-7
  4. ↑ EcoGene: Rudd, KE (2000) EcoGene: a genome sequence database for Escherichia coli K-12. Nucleic Acids Res 28:60-4.
  5. ↑ 5.00 5.01 5.02 5.03 5.04 5.05 5.06 5.07 5.08 5.09 5.10 5.11 5.12 5.13 5.14 5.15 5.16 5.17 5.18 5.19 5.20 5.21 5.22 5.23 5.24 5.25 5.26 5.27 5.28 5.29 5.30 5.31 5.32 5.33 5.34 5.35 5.36 5.37 5.38 5.39 5.40 5.41 5.42 5.43 5.44 5.45 5.46 5.47 5.48 5.49 5.50 5.51 5.52 Hu, P et al. (2009) Global functional atlas of Escherichia coli encompassing previously uncharacterized proteins. PLoS Biol. 7 e96 PubMed
  6. ↑ Daley, DO et al. (2005) Global topology analysis of the Escherichia coli inner membrane proteome. Science 308 1321-3 PubMed
  7. ↑ Finn, RD et al. (2010) The Pfam protein families database. Nucleic Acids Res. 38 D211-22 PubMed

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